Home / 3,885,851.08-5,828,787.56-1,490,429.98

Finding the Fourth Proportional to 3,885,851.08, 5,828,787.56 and 1,490,429.98

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Solution

The fourth proportional to 3,885,851.08, 5,828,787.56 and 1,490,429.98 is: 2,235,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,851.08 : 5,828,787.56 = 1,490,429.98 : x
  2. Step 2: Convert to fraction form
    3,885,851.08/5,828,787.56 = 1,490,429.98/x
  3. Step 3: Cross multiply
    3,885,851.08x = 5,828,787.56 × 1,490,429.98
  4. Step 4: Simplify right side
    3,885,851.08x = 8,687,399,726,475.05
  5. Step 5: Solve for x
    x = 8,687,399,726,475.05/3,885,851.08
  6. Step 6: Final answer
    x = 2,235,649.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.